DTC P2542-85: Low Pressure Fuel System Sensor Circuit High - Signal above allowable range: Action
- Check connector is not disconnected, connector pin is not backed out
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Refer to the appropriate system wiring diagrams and check fuel low pressure sensor circuit for short circuit to power
- Check fuel low pressure sensor ground supply circuit for open circuit, high resistance
- Clear the DTCs and retest
- Check and install new fuel low pressure sensor as required